初二英语牛津英语8B现在完成时态省公开课一等奖全国示范课微课金奖课件

PresentPerfectTense

Designer:XueNaChunhuaMiddleSchool

第1页Presentperfecttense

现在完成时

组成:使用方法一：表示过去发生某一动作对现在造成影响或产生结果.现在完成时这一时态强调是过去动作与现在联络,也就是强调现在影响和结果.have/has

+过去分词第2页1.都表示过去发生事2.现在完成时强调过去和现在联络，不能和详细时间状语连用；3.普通过去时强调过去发生事或状态与表示过去详细时间连用（last,ago,yesterday,etc.）presentpastIhavelivedherefortwoyearsIlivedthere2yearsago第3页eg.1.Hehadhisbreakfastat6:00

Hehashadhisbreakfast.2.Whendidyoucomehere?

IwatchedthefootballmatchonTVat9:00.

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第4页Adverbsoftime

before,bynow(sofar),once,twice…,just,recentlyyet(否/疑),already(肯),ever,never,allone’slife,in/duringthepast/last5years,

第5页Exercises

1.I________(have)lunchalready.2.Hasthetrain_______(arrive),yet?3.Tome____never_______(beto)China.4.Thetwin______just_____(see)myfather.5.Thetwins____(see)myfatherjustnow.6.Manytallbuildings____________(build)inthepast5years.havehadarrivedhasbeentohasseensawhavebeenbuilt第6页使用方法二：

for+段时间since+点时间since+句子（过去时）E.g.Katehaslivedherefor3years.Katehaslivedheresince3yearsago.KatehaslivedheresinceshecametoChina.表示过去某个时间开始动作或存在状态，一直连续到现在并可能还将连续下去。动词使用延续性动词。常与for或since引导时间连用第7页常见非延续性动词和延续性动词转变arrive/come/gotodiebecomeaborrowLeave/movebuyopenjoinstart/beginfinish/endcatchacoldgetupgettoknowgetoutclosewakeupgotosleepbecomeinterestedinbein

bedeadhavekeepbeaway/beoutbeabein/amemberofbeopenbeonbeoverhaveacoldbeupknowbeoutbeclosedbeawakebeasleep/sleepbeinterestedin第8页Exercises

Hisfatherhasdied.(for2years)Thefootballmatchhasbegun.(since9:00a.m)Thetwinshavejoinedthearmy.(sincetheyare18yearsold)Myteacherhasjust

leftNanjing.(for3days)Hisfatherhasbeendeadfor2years.Thefootballmatchhasbeenonsince9:00a.m.Thetwinshavebeensoldiers/beeninthearmysincetheyare18yearsold.MyteacherhasbeenawayfromNanjingfor3days第9页重点句型:

Itis/hasbeen+段时间+since从句

段时间+haspassed+since从句

eg.他死了两年了：Hediedtwoyearsago.Hehasbeendeadfortwoyears/sincetwoyearsagoItis/hasbeentwoyearssincehedied.Twoyearshaspassedsincehedied.

第10页1.这本书我借了一个月了。Iborrowedthisbookamonthago.Itis/hasbeenamonthsinceIborrowedthebook.Ihavekeptthebookforamonth./sinceamonthago.AmonthhaspassedsinceIborrowedthebook.更多资源

第11页Have/hasgoneto

have/hasbeento

have/hasbeeninhave/hasgoneto:已经去了或在途中，还没有返回；have/hasbeento:曾今去过某地，现在已经回来了,后面可接表示“次数”状语;have/hasbeenin:表示某人“已在某地停留一段时间，现仍在那里”，其后常带表示一段时间状语。第12页ExercisesTom在哪儿？他去书店买书了。我在北京待了5年了。Jack去过上海两次了-WhereisTom?-Hehasgonetothebookshoptobuysomebooks.IhavebeeninBeijingfor5years.JackhasbeentoShanghaitwice.第13页Correcting

1.Ihaveborrowedthebookfor3months.2.Mybotherhasjoinedthearmysincehewas18.3.JackandTomhavelivedheresince5years.4.ThefilmhasbeenonsinceIhavecometothecinema.5.WhenhasMr.Licaughtabadcold?

havekepthasbeenin/beenamemberofthearmysince5yearsago/for5yearscamedidcatch第14页6.Tenyearshavepassedsincetheygotmarried.7.JimhasgonetoBeijingfor2years.8.Whattimehavethefactoryopened?9.IhavegonetoChunhuaMiddleSchooltwicehashasbeenindidopenbeento第15页Exercises

IamanAmericanboyIcametoChinatwoyearsago.I_____(study)herefortwoyears.Myfatheroften

(take)me_____

(play)footballontheplayground.LastweekI___(take)totheparkbyhim.Wesawalotofmonkeys

(jump)inthetree.IheardavoicefrombehindWhenI

(walk)alongtheriver.Ithoughtmyself.“Itmust